package com.chixing.day05_oop;


import com.chixing.day04_oop.Car;

import java.util.Date;


//复习
public class ReviewOOP {
    private int age;  // 成员变量

    public void fun(int age){ // 形参 param, 临时变量，作用域范围 就在该方法中
        int a =10;
        int b = a;

        // 导包
        Car c1 = new Car();
        Car c2 = c1;//

        //继承 Account,SavingAccount,CreditAccount


    }

}
